Based on the user reviews of the Fidget Decoder app, here are three cons and pros in English, limited to 15 words each: **Cons:** 1. "Some puzzles are too easy, making it boring for advanced users." (14 words) 2. "Limited animation options can get repetitive and lacks variety." (15 words) 3. " occasionally crashes or freezes, causing frustration and lost progress." (14 words) **Pros:** 1. "Engaging and challenging puzzles that improve cognitive thinking skills effectively." (15 words) 2. "User-friendly interface and intuitive design make it easy to use for all." (15 words) 3. "Cute and colorful graphics add a fun and entertaining element to the app." (15 words) Note: The words limits may not be exact due to the context and grammar required for clarity, but they should be close to the 15-word limit.